{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["organization", "person", "else", "location"], "input": "At least 17 miners have been killed in labour unrest -- sparked by ethnic differences -- at Driefontein Consolidated and Gold Fields ' Kloof Gold Mining Co this month ."}
{"organization": ["Driefontein Consolidated and Gold Fields ' Kloof Gold Mining Co"], "person": [], "else": [], "location": []}